Appendix 2.

Linear syllogisms; neutral category

Syllogism content	Conclusion
Elephant > dog > fly (bigger)	An elephant is bigger than a fly
Scooter < car < airplane (smaller)	A scooter is smaller than an airplane
House > bicycle > apple (expensive)	A house is more expensive than an apple
Leopard > human being > snail (faster)	A leopard is faster than a snail
Lamppost > broom > pen (bigger)	A lamppost is bigger than a pen
Car > moped > bicycle (faster)	A car is faster than a bicycle
SAHARA > Spain > Iceland (warmer)	The Sahara is warmer than Iceland
White < grey < black (lighter)	White is lighter than black

Note. The syllogisms were varied in reality value and validity. Only the true and valid syllogisms are presented in the table